src/gromacs/options/abstractoption.cpp

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  36 /*! \internal \file
  37  * \brief
  38  * Implements classes in abstractoption.h and abstractoptionstorage.h.
  39  *
  40  * \author Teemu Murtola <teemu.murtola@gmail.com>
  41  * \ingroup module_options
  42  */
  43 #include "gmxpre.h"
  44
  45 #include "abstractoption.h"
  46
  47 #include "gromacs/options/abstractoptionstorage.h"
  48 #include "gromacs/utility/any.h"
  49 #include "gromacs/utility/exceptions.h"
  50 #include "gromacs/utility/gmxassert.h"
  51
  52 #include "basicoptionstorage.h"
  53 #include "optionflags.h"
  54
  55 namespace gmx
  56 {
  57
  58 /********************************************************************
  59  * AbstractOptionStorage
  60  */
  61
  62 AbstractOptionStorage::AbstractOptionStorage(const AbstractOption& settings, OptionFlags staticFlags) :
  63     flags_(settings.flags_ | staticFlags),
  64     storeIsSet_(settings.storeIsSet_),
  65     minValueCount_(settings.minValueCount_),
  66     maxValueCount_(settings.maxValueCount_),
  67     bInSet_(false),
  68     bSetValuesHadErrors_(false)
  69 {
  70     // Check that user has not provided incorrect values for vectors.
  71     if (hasFlag(efOption_Vector) && (minValueCount_ > 1 || maxValueCount_ < 1))
  72     {
  73         GMX_THROW(APIError("Inconsistent value counts for vector values"));
  74     }
  75
  76     if (settings.name_ != nullptr)
  77     {
  78         name_ = settings.name_;
  79     }
  80     if (settings.descr_ != nullptr)
  81     {
  82         descr_ = settings.descr_;
  83     }
  84     if (storeIsSet_ != nullptr)
  85     {
  86         *storeIsSet_ = false;
  87     }
  88     setFlag(efOption_ClearOnNextSet);
  89 }
  90
  91 AbstractOptionStorage::~AbstractOptionStorage() {}
  92
  93 bool AbstractOptionStorage::isBoolean() const
  94 {
  95     return dynamic_cast<const BooleanOptionStorage*>(this) != nullptr;
  96 }
  97
  98 void AbstractOptionStorage::startSource()
  99 {
 100     setFlag(efOption_ClearOnNextSet);
 101 }
 102
 103 void AbstractOptionStorage::startSet()
 104 {
 105     GMX_RELEASE_ASSERT(!bInSet_, "finishSet() not called");
 106     // The last condition takes care of the situation where multiple
 107     // sources are used, and a later source should be able to reassign
 108     // the value even though the option is already set.
 109     if (isSet() && !hasFlag(efOption_MultipleTimes) && !hasFlag(efOption_ClearOnNextSet))
 110     {
 111         GMX_THROW(InvalidInputError("Option specified multiple times"));
 112     }
 113     clearSet();
 114     bInSet_              = true;
 115     bSetValuesHadErrors_ = false;
 116 }
 117
 118 void AbstractOptionStorage::appendValue(const Any& value)
 119 {
 120     GMX_RELEASE_ASSERT(bInSet_, "startSet() not called");
 121     try
 122     {
 123         convertValue(value);
 124     }
 125     catch (const std::exception&)
 126     {
 127         bSetValuesHadErrors_ = true;
 128         throw;
 129     }
 130 }
 131
 132 void AbstractOptionStorage::markAsSet()
 133 {
 134     setFlag(efOption_Set);
 135     if (storeIsSet_ != nullptr)
 136     {
 137         *storeIsSet_ = true;
 138     }
 139 }
 140
 141 void AbstractOptionStorage::finishSet()
 142 {
 143     GMX_RELEASE_ASSERT(bInSet_, "startSet() not called");
 144     bInSet_ = false;
 145     // We mark the option as set even when there are errors to avoid additional
 146     // errors from required options not set.
 147     // TODO: There could be a separate flag for this purpose.
 148     markAsSet();
 149     if (!bSetValuesHadErrors_)
 150     {
 151         // TODO: Correct handling of the efOption_ClearOnNextSet requires
 152         // processSet() and/or convertValue() to check it internally.
 153         // OptionStorageTemplate takes care of it, but it's error-prone if
 154         // a custom option is implemented that doesn't use it.
 155         processSet();
 156     }
 157     bSetValuesHadErrors_ = false;
 158     clearFlag(efOption_ClearOnNextSet);
 159     clearSet();
 160 }
 161
 162 void AbstractOptionStorage::finish()
 163 {
 164     GMX_RELEASE_ASSERT(!bInSet_, "finishSet() not called");
 165     processAll();
 166     if (isRequired() && !(isSet() || hasFlag(efOption_ExplicitDefaultValue)))
 167     {
 168         GMX_THROW(InvalidInputError("Option is required, but not set"));
 169     }
 170 }
 171
 172 void AbstractOptionStorage::setMinValueCount(int count)
 173 {
 174     GMX_RELEASE_ASSERT(!hasFlag(efOption_MultipleTimes),
 175                        "setMinValueCount() not supported with efOption_MultipleTimes");
 176     GMX_RELEASE_ASSERT(count >= 0, "Invalid value count");
 177     minValueCount_ = count;
 178     if (isSet() && !hasFlag(efOption_DontCheckMinimumCount) && valueCount() < minValueCount_)
 179     {
 180         GMX_THROW(InvalidInputError("Too few values"));
 181     }
 182 }
 183
 184 void AbstractOptionStorage::setMaxValueCount(int count)
 185 {
 186     GMX_RELEASE_ASSERT(!hasFlag(efOption_MultipleTimes),
 187                        "setMaxValueCount() not supported with efOption_MultipleTimes");
 188     GMX_RELEASE_ASSERT(count >= -1, "Invalid value count");
 189     maxValueCount_ = count;
 190     if (isSet() && maxValueCount_ >= 0 && valueCount() > maxValueCount_)
 191     {
 192         GMX_THROW(InvalidInputError("Too many values"));
 193     }
 194 }
 195
 196 /********************************************************************
 197  * OptionInfo
 198  */
 199
 200 /*! \cond libapi */
 201 OptionInfo::OptionInfo(AbstractOptionStorage* option) : option_(*option) {}
 202 //! \endcond
 203
 204 OptionInfo::~OptionInfo() {}
 205
 206 bool OptionInfo::isSet() const
 207 {
 208     return option().isSet();
 209 }
 210
 211 bool OptionInfo::isHidden() const
 212 {
 213     return option().isHidden();
 214 }
 215
 216 bool OptionInfo::isRequired() const
 217 {
 218     return option().isRequired();
 219 }
 220
 221 int OptionInfo::minValueCount() const
 222 {
 223     if (option().defaultValueIfSetExists())
 224     {
 225         return 0;
 226     }
 227     return option().minValueCount();
 228 }
 229
 230 int OptionInfo::maxValueCount() const
 231 {
 232     return option().maxValueCount();
 233 }
 234
 235 const std::string& OptionInfo::name() const
 236 {
 237     return option().name();
 238 }
 239
 240 std::string OptionInfo::type() const
 241 {
 242     return option().typeString();
 243 }
 244
 245 std::string OptionInfo::formatDescription() const
 246 {
 247     std::string description(option().description());
 248     std::string extraDescription(option().formatExtraDescription());
 249     if (!extraDescription.empty())
 250     {
 251         description.append(extraDescription);
 252     }
 253     return description;
 254 }
 255
 256 std::vector<Any> OptionInfo::defaultValues() const
 257 {
 258     return option().defaultValues();
 259 }
 260
 261 std::vector<std::string> OptionInfo::defaultValuesAsStrings() const
 262 {
 263     return option().defaultValuesAsStrings();
 264 }
 265
 266 std::vector<Any> OptionInfo::normalizeValues(const std::vector<Any>& values) const
 267 {
 268     return option().normalizeValues(values);
 269 }
 270
 271 } // namespace gmx